Our money’s on the last one, as executive producer Robert Kirkman recently told TVLine that Rick’s upcoming emotional “journey… is going to be a lot more drastic than it’s been. You’re going to see him really be put through his paces.”

So much so, the boss added, that he’s “going to come out of the season a changed character.”

That being the case, yeah, we’re definitely guessing it’s zombies behind the door. What do you think? Watch the promo clip for the AMC hit’s Oct. 14 return, then hit the comments with your wildest speculations.